package com.ming.controller;

import com.ming.pojo.Dept;
import com.ming.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/dept")
public class DeptProviderController {
    @Autowired
    private DeptService deptService;

    @PostMapping("/add")
    public boolean addDept(Dept dept) {
        return deptService.addDept(dept);
    }

    @GetMapping("/get/{deptno}")
    public Dept queryById(@PathVariable("deptno") Long deptno) {
        return deptService.queryById(deptno);
    }

    @GetMapping("/list")
    public List<Dept> queryAll() {
        return deptService.queryAll();
    }

    //获取一些配置的信息，得到具体的微服务
    @Autowired
    private DiscoveryClient client;

    //注册进来的微服务，获取一些消息
    @GetMapping("/discovery")
    public Object discovery() {
        //获得微服务列表的清单
        List<String> services = client.getServices();
        System.out.println("discovery=>services:" + services);
        //得到一个具体的微服务信息
        List<ServiceInstance> instances = client.getInstances("SPRINGCLOUD-PROVIDER-DEPT");
        for (ServiceInstance instance : instances) {
            System.out.println(
                    instance.getHost() + "\t" +
                            instance.getPort() + "\t" +
                            instance.getUri() + "\t" +
                            instance.getServiceId() + "\t"
            );
        }
        return this.client;
    }

}
